package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import sun.nio.cs.ext.MacCentralEurope;

import java.util.HashMap;
import java.util.Map;

/**
 * @description:
 * @projectName: gulimall
 * @see: com.atguigu.gulimall.product.exception
 * @author: wangganghui
 * @createTime: 2020/12/1 19:48
 * @version:1.0
 */

/**
 * 集中处理异常
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{}，异常类型：{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        }));
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }
    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        log.error("错误{}",throwable);
        log.error("数据校验出现问题{}，异常类型：{}",throwable.getMessage(),throwable.getClass());
        /*BindingResult bindingResult = throwable.getBindingResult();
        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());
        }));*/
        return R.error(BizCodeEnume.UNKNOW_EXCEPIION.getCode(),BizCodeEnume.UNKNOW_EXCEPIION.getMsg());
    }
}
